Get intelligently ranked product matches for a search term based on purchase history, frequency, and recency using session-based authentication.
AI agents call mcp__willys_get_smart_product_matches to retrieve information from Willys MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries product data and uses session-based authentication to personalize results. It retrieves information (product matches) without creating, modifying, or deleting data. The operation is read-only with no side effects. Severity is low because the worst-case misuse is retrieving product recommendations the user is already authorized to see.
From the tool's definition Tool description states it 'Get[s] intelligently ranked product matches' — a retrieval operation that searches and ranks products based on user history. No modification, deletion, or execution of arbitrary operations.
Attacks that exploit this kind of access
Get intelligently ranked product matches for a search term based on purchase history, frequency, and recency using session-based authentication. It is categorised as a Read tool in the Willys MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Willys MCP Server MCP server in PolicyLayer and add a rule for mcp__willys_get_smart_product_matches: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Willys MCP Server. Nothing to install.
mcp__willys_get_smart_product_matches is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the mcp__willys_get_smart_product_matches rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for mcp__willys_get_smart_product_matches. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
mcp__willys_get_smart_product_matches is provided by the Willys MCP Server MCP server (jimmystridh/willys-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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